H13-624-ENU 무료 덤프문제 온라인 액세스

Huawei Oceanstor 9000 provides a single file system externally with a unified file system namespace. Which of the following descriptions about Oceanstor 9000 unified-namespace is incorrect?

• A.The namespace is automatically created when Oceanstor 9000 is started, and its name is consistent with the system naming
• B.Each file sharing directory is a subdirectory of the namespace
• C.A unified name space provides users with a unified storage resource pool to achieve centralized management and allocation of storage space
• D.As the root directory of the entire system, the namespace cannot be shared and accessed, as long as the subdirectories below it can be shared and accessed

The Erasure code redundancy technology used by Oceanstor 9000 supports higher reliability and more flexible redundancy strategies than traditional RAID algorithms. Which of the following description about the principle of Erasure code N+M is wrong?

• A.When data is written, it is cut into N data blocks with the same size
• B.Check blocks (M<N)
• C.For every N consecutive data blocks, M check blocks are calculated through the Erasure Code algorithm (M<N)
• D.In the Erasure code storage mode, the system supports up to N hard drives

The customer puts forward the requirements of RPO=0 and RTO=0, and the colleague chooses the master-standby synchronous remote replication disaster recovery plan, so the plan is?

• A.Able to meet customer requirements.
• B.Cannot meet customer requirements RPO>0 and RTO>0.
• C.Cannot meet customer requirements, RTO>0
• D.Cannot meet customer requirements RPO>0

In Oceanstor 9000, which one is wrong about WushanFS global cache technology?

• A.Global cache technology helps to improve node memory resource sharing
• B.WushanFS uses distributed locks to realize global cache data management. The same business data is only cached in a certain node. When other nodes need to access the data, they can obtain the cached data by applying for a lock.
• C.Global Cache in WushanFS will all storage servers
• D.The data in the cache of a node cannot be hit by the read and write services of other nodes

Regarding the Huawei Distributed Storage Intelligent Load Balancing, which of the following description is incorrect?

• A.Load balancing service support: polling method, CPU usage rate, number of node connections.
• B.Nodes can be classified as required. For each partition, the load balancing system supports the configuration of independent load policies and independent access domain names.
• C.When automatic load balancing is performed between all nodes, only performance load balancing is supported, and capacity load balancing is not supported.
• D.Load balancing strategy can be based on: CPU, memory, bandwidth, number of network connections, node capacity value.